1-4 Dell Inspiron 3500 Portable Computer Reference and Troubleshooting Guideon. You can expect 2 to 3 hours of battery life with a single battery and 4 to 6hours of battery life with two batteries.NOTES: Battery performance features such as charge time, operating time, andlife span can vary according to the conditions under which the computer and bat-tery are used.The battery is designed to work only with Dell Inspiron 3500 computers. Do notattempt to use the battery with other computers.:$51,1* 'R QRW SXQFWXUH RU LQFLQHUDWH WKH EDWWHU\ :KHQ \RXU EDWWHU\ QR ORQJHU KROGV D FKDUJH FDOO \RXU ORFDO ZDVWH GLVSRVDO DJHQF\ RUHQYLURQPHQWDO DJHQF\ IRU DGYLFH RQ GLVSRVLQJ RI WKH FRPSXWHU·V OLWKLXP LRQ EDWWHU\ 7KH OLWKLXP LRQ WHFKQRORJ\ XVHG LQ WKH EDWWHU\ LVVLJQLILFDQWO\ OHVV KD]DUGRXV WR WKH HQYLURQPHQW WKDQ WKH OLWKLXP PHWDOWHFKQRORJ\ XVHG LQ VRPH RWKHU EDWWHULHV VXFK DV ZDWFK EDWWHULHV á Cache memory that enhances the speed of many microprocessor operations bystoring the most recently accessed contents of system memory. Dell Inspiron3500 computers have 32 kilobytes (KB) of internal cache on the microprocessorand 512 KB of static random-access memory (SRAM) level 2 (L2) cache.á Memory in any Dell Inspiron 3500 system can be increased up to a total of128 MB by installing a combination of 32- or 64-MB, 3.3-volt (V) small-outline,dual in-line memory modules (SODIMMs) in the two memory module sockets onthe system board.á The power conservation mode, save-to-disk suspend mode, which helps you con-serve battery power. If the batteries run out of power, save-to-disk suspend modeprevents data loss by copying all system data to the hard-disk drive and turningoff the computer.á An options bay and a variety of modules that extend the functionality of yourcomputer. You can select a CD-ROM drive, a DVD-ROM drive, Iomega® Zip drive,or a diskette drive module, and you can use the options bay for an optional sec-ond battery.á Sixteen-bit stereo with hardware wavetable and integrated speakers andmicrophone.á Support for up to two 3.3-V or 5-V PC Cards. The computer supports up to twotype I or type II cards (in any combination) or one type III card. Dell-installeddevice drivers on the hard-disk drive support the operation of many standard PCCards.á A basic input/output system (BIOS) that resides in flash memory and can beupgraded by diskette. A BIOS upgrade, if required, can be obtained on diskettefrom Dell or can be downloaded from Dell’s TechConnect bulletin board service(BBS). See Chapter 5, “Getting Help,” for more information on Dell’s onlineservices.á High-performance parallel and serial ports, and a multipurpose Personal System(PS)/2 connector for attaching external devices. There is also a monitor connectorfor attaching an external monitor to your computer.á A PS/2-compatible touch pad that gives your computer full mouse functionality.